To use online compiler and other upcoming features, you need to upgrade to PRO membership.
After you make the payment, an email will be sent to you with a purchased code and instructions to redeem it. You can also gift the purchased code to other people so that they can redeem in their own account.
We have a 15 days no-question-asked refund policy. Please let us know if you are not happy within 15 days after the purchase.